1 /* Structures and definitions for the user accounting database. GNU version. 2 Copyright (C) 1997, 1998, 2000, 2001, 2002 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 5 The GNU C Library is free software; you can redistribute it and/or 6 modify it under the terms of the GNU Lesser General Public 7 License as published by the Free Software Foundation; either 8 version 2.1 of the License, or (at your option) any later version. 9 10 The GNU C Library is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 Lesser General Public License for more details. 14 15 You should have received a copy of the GNU Lesser General Public 16 License along with the GNU C Library; if not, write to the Free 17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 18 02111-1307 USA. */ 19 20 #ifndef _UTMPX_H 21 # error "Never include <bits/utmpx.h> directly; use <utmpx.h> instead." 22 #endif 23 24 #include <bits/types.h> 25 #include <sys/time.h> 26 #include <bits/wordsize.h> 27 28 29 #ifdef __USE_GNU 30 # include <paths.h> 31 # define _PATH_UTMPX _PATH_UTMP 32 # define _PATH_WTMPX _PATH_WTMP 33 #endif 34 35 36 #define __UT_LINESIZE 32 37 #define __UT_NAMESIZE 32 38 #define __UT_HOSTSIZE 256 39 40 41 /* The structure describing the status of a terminated process. This 42 type is used in `struct utmpx' below. */ 43 struct __exit_status 44 { 45 #ifdef __USE_GNU 46 short int e_termination; /* Process termination status. */ 47 short int e_exit; /* Process exit status. */ 48 #else 49 short int __e_termination; /* Process termination status. */ 50 short int __e_exit; /* Process exit status. */ 51 #endif 52 }; 53 54 55 /* The structure describing an entry in the user accounting database. */ 56 struct utmpx 57 { 58 short int ut_type; /* Type of login. */ 59 __pid_t ut_pid; /* Process ID of login process. */ 60 char ut_line[__UT_LINESIZE]; /* Devicename. */ 61 char ut_id[4]; /* Inittab ID. */ 62 char ut_user[__UT_NAMESIZE]; /* Username. */ 63 char ut_host[__UT_HOSTSIZE]; /* Hostname for remote login. */ 64 struct __exit_status ut_exit; /* Exit status of a process marked 65 as DEAD_PROCESS. */ 66 67 /* The fields ut_session and ut_tv must be the same size when compiled 68 32- and 64-bit. This allows files and shared memory to be shared 69 between 32- and 64-bit applications. */ 70 #if __WORDSIZE == 64 && defined __WORDSIZE_COMPAT32 71 __int32_t ut_session; /* Session ID, used for windowing. */ 72 struct 73 { 74 __int32_t tv_sec; /* Seconds. */ 75 __int32_t tv_usec; /* Microseconds. */ 76 } ut_tv; /* Time entry was made. */ 77 #else 78 long int ut_session; /* Session ID, used for windowing. */ 79 struct timeval ut_tv; /* Time entry was made. */ 80 #endif 81 __int32_t ut_addr_v6[4]; /* Internet address of remote host. */ 82 char __unused[20]; /* Reserved for future use. */ 83 }; 84 85 86 /* Values for the `ut_type' field of a `struct utmpx'. */ 87 #define EMPTY 0 /* No valid user accounting information. */ 88 89 #ifdef __USE_GNU 90 # define RUN_LVL 1 /* The system's runlevel. */ 91 #endif 92 #define BOOT_TIME 2 /* Time of system boot. */ 93 #define NEW_TIME 3 /* Time after system clock changed. */ 94 #define OLD_TIME 4 /* Time when system clock changed. */ 95 96 #define INIT_PROCESS 5 /* Process spawned by the init process. */ 97 #define LOGIN_PROCESS 6 /* Session leader of a logged in user. */ 98 #define USER_PROCESS 7 /* Normal process. */ 99 #define DEAD_PROCESS 8 /* Terminated process. */ 100 101 #ifdef __USE_GNU 102 # define ACCOUNTING 9 /* System accounting. */ 103 #endif 104